Information Disclosure Vulnerability in MBS-Solutions X-Serie Gateway Firmware
CVE-2026-75162

6.5MEDIUM

Key Information:

Vendor

MBS-Solutions

Status
X-Serie Gateway
Vendor
CVE Published:
4 September 2026

What is CVE-2026-75162?

An information disclosure vulnerability exists in the opcua-configuration method of the MBS-Solutions X-Serie Gateway firmware. This issue allows any remote authenticated user, even those with lower privileges, to access sensitive OPC-UA authentication credentials in cleartext through the JSON API response. This exposes critical configuration details, potentially leading to unauthorized access and data breaches.

References

https://en.mbs-solutions.de/mbs
https://en.mbs-solutions.de/xserie
https://github.com/SilviaMun/vulnerability-research/tree/...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.